What is ECC memory?

You are in the process of upgrading the memory on file server, and you notice that the manufacturer requires ECC memory. What is the advantage of ECC memory?

A) ECC memory provides higher-density memory modules.

B) ECC memory uses less power on the motherboard.

C) ECC memory runs at faster bus speeds than other memory.

D) ECC memory detects data errors and corrects the errors on the fly.